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547A003018 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

547A003018: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, aperture_diameter: 0.4220 INCHES NOMINAL IN, counterbore_depth: 0.0620 INCHES NOMINAL IN, overall_thickness: 0.093 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, mounting_hole_type: ROUND, UNTHREADED. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-972-8586, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
547A003018
NSN: 3110-00-972-8586
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
aperture_diameter0.4220 INCHES NOMINAL IN
counterbore_depth0.0620 INCHES NOMINAL IN
overall_thickness0.093 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
mounting_hole_typeROUND, UNTHREADED
counterbore_diameter0.5100 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM IN
mounting_hole_diameter0.1285 INCHES NOMINAL IN
bolt_circle_hole_quantity3
cross-sectional_shape_styleFLAT W/APERTURE
NSN3110-00-972-8586
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 547A003018 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BOLT CIRCLE HOLE QUANTITY: 3
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
COUNTERBORE DIAMETER: 0.5100 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.0620 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.093 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.1285 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLAT W/APERTURE
•
APERTURE DIAMETER: 0.4220 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BOLT CIRCLE HOLE QUANTITY3
MOUNTING HOLE TYPEROUND, UNTHREADED
COUNTERBORE DIAMETER0.5100 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.0620 INCHES NOMINAL IN
OVERALL THICKNESS0.093 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.1285 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLAT W/APERTURE
APERTURE DIAMETER0.4220 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 416 OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
A547-577Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
003018Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 547A003018?
547A003018 is a PLATE,RETAINING,BEARING.
What parts can replace 547A003018?
There are 2 known substitutes for 547A003018: A547-577, 003018. Substitute compatibility should be verified for your specific system.
What is the NSN for 547A003018?
547A003018 is cataloged in the U.S. Government catalog under NSN 3110-00-972-8586. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.